code: def prepare_request(self, request):
      if "date" in request.params:
          self.response._content += (
              "/" + request.params["date"]
          ).encode("ascii", "ignore")
      return self.response
  
imports: from __future__ import annotations
  from unittest import mock
  from unittest.mock import patch
  import pytest
  import requests
  from airflow.exceptions import AirflowException, AirflowSensorTimeout, AirflowSkipException
  from airflow.models.dag import DAG
  from airflow.providers.http.operators.http import HttpOperator
  from airflow.providers.http.sensors.http import HttpSensor
  from airflow.utils.timezone import datetime
label_desc: Use image node_id 3 for calling the FakeSession obj's underlying member method code with example usage: obj.prepare_request(request) and returns: self